31081128

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 86083200

約数和(自身を除く): 55002072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 79, 97, 104, 156, 158, 169, 194, 237, 291, 312, 316, 338, 388, 474, 507, 582, 632, 676, 776, 948, 1014, 1027, 1164, 1261, 1352, 1896, 2028, 2054, 2328, 2522, 3081, 3783, 4056, 4108, 5044, 6162, 7566, 7663, 8216, 10088, 12324, 13351, 15132, 15326, 16393, 22989, 24648, 26702, 30264, 30652, 32786, 40053, 45978, 49179, 53404, 61304, 65572, 80106, 91956, 98358, 99619, 106808, 131144, 160212, 183912, 196716, 199238, 298857, 320424, 393432, 398476, 597714, 796952, 1195428, 1295047, 2390856, 2590094, 3885141, 5180188, 7770282, 10360376, 15540564, 31081128]

約数ペア:

[(1, 31081128), (2, 15540564), (3, 10360376), (4, 7770282), (6, 5180188), (8, 3885141), (12, 2590094), (13, 2390856), (24, 1295047), (26, 1195428), (39, 796952), (52, 597714), (78, 398476), (79, 393432), (97, 320424), (104, 298857), (156, 199238), (158, 196716), (169, 183912), (194, 160212), (237, 131144), (291, 106808), (312, 99619), (316, 98358), (338, 91956), (388, 80106), (474, 65572), (507, 61304), (582, 53404), (632, 49179), (676, 45978), (776, 40053), (948, 32786), (1014, 30652), (1027, 30264), (1164, 26702), (1261, 24648), (1352, 22989), (1896, 16393), (2028, 15326), (2054, 15132), (2328, 13351), (2522, 12324), (3081, 10088), (3783, 8216), (4056, 7663), (4108, 7566), (5044, 6162)]